0188-6649 0188-6649 S0188-66492019000200149 10.21555/top.v0i57.1039 Colombia 00 12 2019 00 12 2019 57 149 174

2017 2017 1990 1997 2 1984 15 2 2 311-24 1986 2a 2002 2012 5a 1972 1991 2004 2009 2003 2009 18 2008 321-81 2007